DR. CLIFFORD B RUBIN (DO) – Internal Medicine Physician, NPI 1942375225
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
918 INTERNAL MEDICINE in ME
Provider Addresses for DR. CLIFFORD B RUBIN (DO)
22 BRAMHALL ST
PAVILION 1203
SO PORTLAND, ME 04106
Phone: (207) 662-4618
Fax: (207) 662-6254
Type: Location
15 Rock Row Ste 110
Westbrook, ME 040924877
Phone: (207) 303-3300
Type: Location
155 Borthwick Ave Ste C
Portsmouth, NH 038017156
Phone: (603) 828-0100
Fax: (603) 828-0111
Type: Location
105 Topsham Fair Mall Rd Unit 1
Topsham, ME 040861773
Phone: (207) 303-3300
Fax: (207) 250-2137
Type: Location
11 Rock Row Ste 120
Westbrook, ME 040924877
Phone: (207) 303-3300
Fax: (207) 250-2139
Type: Location
22 Bramhall St
Pavilion 1203
So Portland, ME 04106
Phone: (207) 662-4618
Fax: (207) 662-6254
Type: Location
39 WALLACE AVE
SO PORTLAND, ME 04106
Phone: (207) 761-0650
Fax: (207) 761-8198
Type: Mailing
2 INDEPENDENCE DR
KENNEBUNK, ME 040436078
Phone: (207) 303-3300
Fax: (207) 250-2144
Type: Location
PO BOX 911
BRATTLEBORO, VT 053020911
Phone: (207) 303-3200
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2025-10-14
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20080814000763 | I | Internal Medicine | ME | TBD |
| I20251014000896 | I | Internal Medicine | NH | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 210 | 91 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 168 | 81 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 79 | 74 | $0 |
| 99238 | Hospital discharge day management, 30 minutes or less | 19 | 18 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 18 | 17 | $0 |
Insurance plans in this area (ZIP 04106)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | ME | |
| Family Practice | ME | |
| Physician Assistant | ME | |
| Family Practice | NY | |
| Internal Medicine | VA | |
| Physician Assistant | ME | |
| Emergency Medicine | ME | |
| Physician Assistant | ME | |
| Family Practice, Hospice/Palliative Care | ME |
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